[INFO] updating cached repository jeffrey-xiao/kademlia-dht-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jeffrey-xiao/kademlia-dht-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffrey-xiao/kademlia-dht-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/jeffrey-xiao/kademlia-dht-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jeffrey-xiao/kademlia-dht-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffrey-xiao/kademlia-dht-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffrey-xiao/kademlia-dht-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffrey-xiao/kademlia-dht-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b7fa3990825209fdd9fae51f8d51c549f6ac9f00
[INFO] sha for GitHub repo jeffrey-xiao/kademlia-dht-rs: b7fa3990825209fdd9fae51f8d51c549f6ac9f00
[INFO] validating manifest of jeffrey-xiao/kademlia-dht-rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jeffrey-xiao/kademlia-dht-rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jeffrey-xiao/kademlia-dht-rs
[INFO] finished frobbing jeffrey-xiao/kademlia-dht-rs
[INFO] frobbed toml for jeffrey-xiao/kademlia-dht-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/jeffrey-xiao/kademlia-dht-rs/Cargo.toml
[INFO] started frobbing jeffrey-xiao/kademlia-dht-rs
[INFO] finished frobbing jeffrey-xiao/kademlia-dht-rs
[INFO] frobbed toml for jeffrey-xiao/kademlia-dht-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffrey-xiao/kademlia-dht-rs/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jeffrey-xiao/kademlia-dht-rs against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeffrey-xiao/kademlia-dht-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 92c9e17a0bdae3cc2a8d0f7452c19cdd500cd488aa572005cfae27acb70ae78b
[INFO] running `"docker" "start" "-a" "92c9e17a0bdae3cc2a8d0f7452c19cdd500cd488aa572005cfae27acb70ae78b"`
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling simplelog v0.5.3
[INFO] [stderr]    Compiling kademlia-dht v1.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]   --> src/node/mod.rs:15:24
[INFO] [stderr]    |
[INFO] [stderr] 15 | use log::{debug, info, log, warn};
[INFO] [stderr]    |                        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/protocol.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use log::{log, warn};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/storage.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log::{info, log};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/main.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use log::{info, log};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.43s
[INFO] running `"docker" "inspect" "92c9e17a0bdae3cc2a8d0f7452c19cdd500cd488aa572005cfae27acb70ae78b"`
[INFO] running `"docker" "rm" "-f" "92c9e17a0bdae3cc2a8d0f7452c19cdd500cd488aa572005cfae27acb70ae78b"`
[INFO] [stdout] 92c9e17a0bdae3cc2a8d0f7452c19cdd500cd488aa572005cfae27acb70ae78b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeffrey-xiao/kademlia-dht-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 12cd22eb701a36f392e1a781823d9aa4012cb10e30f274e798ac5910af31add1
[INFO] running `"docker" "start" "-a" "12cd22eb701a36f392e1a781823d9aa4012cb10e30f274e798ac5910af31add1"`
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling kademlia-dht v1.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]   --> src/node/mod.rs:15:24
[INFO] [stderr]    |
[INFO] [stderr] 15 | use log::{debug, info, log, warn};
[INFO] [stderr]    |                        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/protocol.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use log::{log, warn};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/storage.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log::{info, log};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/main.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use log::{info, log};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.54s
[INFO] running `"docker" "inspect" "12cd22eb701a36f392e1a781823d9aa4012cb10e30f274e798ac5910af31add1"`
[INFO] running `"docker" "rm" "-f" "12cd22eb701a36f392e1a781823d9aa4012cb10e30f274e798ac5910af31add1"`
[INFO] [stdout] 12cd22eb701a36f392e1a781823d9aa4012cb10e30f274e798ac5910af31add1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeffrey-xiao/kademlia-dht-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] cf3252c8c45411f213a1f8bd30cb00cbbe3613a272a0c43d6241ec78af42df67
[INFO] running `"docker" "start" "-a" "cf3252c8c45411f213a1f8bd30cb00cbbe3613a272a0c43d6241ec78af42df67"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/kademlia_dht-74baf9a039d852ae
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test key::tests::test_leading_zeros ... ok
[INFO] [stdout] test key::tests::test_rand_in_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/kademlia_dht-1f2c23dd25c79e68
[INFO] [stderr]    Doc-tests kademlia-dht
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 68) ... ok
[INFO] [stdout] test src/lib.rs -  (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cf3252c8c45411f213a1f8bd30cb00cbbe3613a272a0c43d6241ec78af42df67"`
[INFO] running `"docker" "rm" "-f" "cf3252c8c45411f213a1f8bd30cb00cbbe3613a272a0c43d6241ec78af42df67"`
[INFO] [stdout] cf3252c8c45411f213a1f8bd30cb00cbbe3613a272a0c43d6241ec78af42df67